Ethereum ETFs faced their worst weekly performance since launch, recording $643.97 million in net outflows during the week ending December 19.
Bitcoin ETFs also posted negative flows with $497.05 million in redemptions over the same period.
Data from SoSoValue shows the week marked a sharp reversal from the previous week. The previous week, Bitcoin ETFs recorded $286.60 million in inflows, and Ethereum ETFs posted $208.94 million.
Ethereum ETFs Post Worst Weekly Performance
Ethereum ETFs saw sustained selling pressure throughout the week, with all nine products recording outflows or zero activity.
The $643.97 million weekly outflow surpassed any previous seven-day period for the products. Total trading volume reached $9.34 billion, while total net assets declined to $18.21 billion from $19.42 billion the previous week.
December 16 marked the worst single-day performance with $224.26 million in outflows. The following day, December 15, saw nearly identical redemptions at $224.78 million.

These back-to-back days accounted for $449.04 million of the week’s total outflows, representing 69.7% of the weekly losses.
The week’s daily breakdown shows consistent redemption pressure. December 18 recorded $96.62 million in outflows, followed by $75.89 million on December 19.
On December 17, the smallest daily loss was recorded at $22.43 million. The relentless selling pushed cumulative total net inflows down to $12.44 billion from $13.09 billion the previous week.
None of the nine Ethereum ETFs posted positive flows during the week. BlackRock’s ETHA, which typically leads in flows, recorded outflows across multiple days.
Bitcoin ETFs Face Second Consecutive Week of Outflows
Bitcoin ETFs recorded $497.05 million in weekly net outflows, marking the second negative week in three. The redemptions reversed the prior week’s $286.60 million inflow.
Weekly trading volume reached $24.99 billion, while total net assets declined to $114.87 billion from $118.27 billion.

Total net assets fell $3.40 billion during the week, from $118.27 billion to $114.87 billion. The Bitcoin ETFs weekly performance, while negative, was less severe than Ethereum ETFs on a percentage basis.
Bitcoin products saw outflows of approximately 0.86% of cumulative flows, while Ethereum ETFs lost 4.95% of their cumulative inflows during the same week.
XRP and Solana ETFs Attract Capital
XRP spot ETFs posted $82.04 million in weekly net inflows, bringing cumulative flows to $1.07 billion.
Weekly trading volume reached $213.86 million, with total net assets standing at $1.21 billion.
The XRP weekly inflow shows a slowdown from the previous week’s $93.57 million and the $230.74 million recorded during the week ending December 5.
Despite the deceleration, XRP ETFs maintained their streak of positive weekly flows. The products have not recorded a negative week since launch.
Solana spot ETFs recorded $66.55 million in weekly net inflows during the period. None of the seven Solana ETF products experienced outflows during the week.
Cumulative inflows reached $742.63 million, with total net assets at $946.78 million. Weekly trading volume hit $270.75 million.
Asset growth patterns diverged sharply. Solana ETFs grew assets from $908.25 million to $946.78 million during the week, a gain of $38.53 million.
XRP products increased from $1.17 billion to $1.21 billion, adding $40 million. Meanwhile, Ethereum ETFs lost $1.21 billion in assets and Bitcoin ETFs declined $3.40 billion.
The week ending December 19 was a turning point in crypto ETF flows, with established products facing redemptions while newer alternatives attracted capital.




